Home / 6,651,921.10-9,977,881.65-3,770,329.90

Finding the Fourth Proportional to 6,651,921.10, 9,977,881.65 and 3,770,329.90

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Solution

The fourth proportional to 6,651,921.10, 9,977,881.65 and 3,770,329.90 is: 5,655,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651,921.10 : 9,977,881.65 = 3,770,329.90 : x
  2. Step 2: Convert to fraction form
    6,651,921.10/9,977,881.65 = 3,770,329.90/x
  3. Step 3: Cross multiply
    6,651,921.10x = 9,977,881.65 × 3,770,329.90
  4. Step 4: Simplify right side
    6,651,921.10x = 37,619,905,523,656.34
  5. Step 5: Solve for x
    x = 37,619,905,523,656.34/6,651,921.10
  6. Step 6: Final answer
    x = 5,655,494.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.